VulnerabilityModified
CVE-2021-36980
Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.
MEDIUM 5.5EPSS 1.18%
Does this matter?
Lower severity and a low EPSS score (1.18%). Track it; it rarely justifies an emergency change on its own.
Description
Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.18% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- openvswitch/openvswitch
- Source
- cve@mitre.org
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851Patch, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yamlThird Party Advisory
- https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58fPatch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202311-16
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851Patch, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yamlThird Party Advisory
- https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58fPatch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575Patch, Third Party Advisory
- https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202311-16
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.